CN1144519C

CN1144519C - Device for lowering and raising fish rearing units

Info

Publication number: CN1144519C
Application number: CNB961925620A
Authority: CN
Inventors: 查尔斯・科斯塔; 查尔斯·科斯塔; ・沃尔登; 哈拉尔·沃尔登
Original assignee: HOELGRAND HOLDING AB
Current assignee: Hoelgrand Holding AB
Priority date: 1995-02-10
Filing date: 1996-02-05
Publication date: 2004-04-07
Anticipated expiration: 2016-02-05
Also published as: IS4540A; JPH10513059A; IS1738B; WO1996024245A1; DK0808097T3; NO300002B1; EP0808097A1; NO950524L; US5845602A; EP0808097B1; CA2211437A1; PT808097E; NO950524D0; ES2177759T3; MY132250A; CN1178447A; TR199700770T1

Abstract

A device for lowering and raising of rearing units (1) is provided with a float collar (2) comprising inner and outer float rings (3, 4). The float rings are hollow, and normally watertight, so that the rearing unit floats on the surface of the water. The device comprises water charging means (9a, 9b) having a valve mechanism (10), and which are situated on the inner and outer float rings (3, 4), respectively. Through the water charging means, water can be let into and out of the float rings (3, 4) during lowering and raising, respectively. The device further comprises air relief means (11a, 11b), which are situated on the inner and outer float rings, respectively, diametrically opposite the water charging means, in order to let air out of and into the float rings (3, 4) during lowering and raising, respectively.

Description

Put down and promote the device of unit of breeding fish

The present invention is with a kind of to put down and promote the breed fish device of unit relevant.

Fish can be subjected to the undesired variation of surrounding environment with the relevant equipment of breeding fish that is arranged in the ocean, such as the invasion of marine alga or jellyfish, and the pollution that crude oil overflows, the covering of hurricane or ice or floating ice.All above-mentioned these environmental changes all can cause the massive losses of pisciculture, up to the present, are running under the above-mentioned situation, and the fisherman can have three kinds of selections for the cost that guarantees the fish farm:

1) butchers the fishing goods of being deposited;

2) again the equipment of breeding fish is put into different zones;

3) fish box is lowered under the water surface of vulnerable area.

Preceding two selections are unsatisfactory to the fisherman, this can be according to causing big Ji through loss, though shown the 3rd kind to select marine alga or jellyfish is invaded and harassed and crude oil overflows the undesired like this environmental change of pollution be effective, yet the third selection also is not suitable for freezing or floating ice covering or the undesirable like this environment change of hurricane.

The available sealing in market of today pump into the unit of breeding fish of the PVC material manufacturing of water from deep water, this class unit by using is transported the principle of clean water to fish, by adopting a kind of unit of breeding fish that itself and external environment are separated with the sealing of PVC Polypropylence Sheet, also have other known scheme, promptly can put down the water wing that has inflation/(floating net cage) and as the such unit of breeding fish of the fully sheathed case of a floating ring part.These technology are at Norw P 150741, BP 2008912, and Deutsche Bundespatent 2,713,268, Swedish patent 458088 and Norw P 173681 all have narration.

Except last Norw P 173681, breed fish unit and water wing all should put down these two characteristics of the water surface and all enjoy common feature with above-mentioned these patents, so the fisherman just can not adopt the existing equipment of breeding fish, Norw P 173681 utilizes the chance of all existing equipment of breeding fish but for one of fisherman, when running into by hurricane floating ice or during by ice-covered undesired environmental change, the technical scheme of this Norw P 173681 neither a good method.

In Norw P 173681, the power of being brought out by wave passes to net cage downwards, and net cage is impacted, and floating ice will be avoided as far as possible in Norw P 173681, because floating ice can disturb lifting/decline system, even destroys lifting/decline system.

Therefore, the purpose of this invention is to provide a kind of can protect to breed fish and tackle local environment change the defective that the device that relevant device is destroyed does not have existing well known device again.

The invention provides a kind of device that is provided with the floating ring lifting and the breed unit that descends, above-mentioned breed unit has a floating ring, this floating ring has an interior water wing and an outer water wing, this water wing has a hollow inner chamber respectively, normal condition is water-stop, culture the unit like this and just float on the surface, it is characterized in that:

At least one water wing is equipped with the close dividing plate of at least one liquid;

At least one first charges and discharge gas tube connector and second and charges and discharge the gas tube connector and link at least one water wing, thereby emits the air in the water wing when they descend, and makes air enter water wing when they promote;

With introduce from water filling port and the water filling and draining device of the control water of discharge water, the water filling and draining device of above-mentioned control water has valve mechanism and lays respectively on the inside and outside water wing, when descending, water can be charged into water wing, when promoting, make water discharge water wing, between the air that enters and at least one dividing plate, form air chamber.

In order to reduce owing to top, ocean environment changes risk and the loss that causes rapidly, device of the present invention can constitute the part preparation of each cultivation equipment, dealing with hurricane weather forecast situation, for fear of passing equipment and drive the caused collision of water body with wave pattern, entire equipment can be immersed in the water.

By the present invention, the fisherman can utilize the existing equipment of breeding fish such as floating ring, breed fish unit and quay, therefore invade and harass and the excessive undesired environmental change that causes of crude oil or just needn't drag this equipment of breeding fish by floating ice or icing covering and by hurricane during to risk that equipment damage caused away from when running into by marine alga or jellyfish, the unit puts down breeding fish then preferably the equipment of breeding fish is fixed to caution against stealing if the fisherman is in unmanned supervision situation, the another one aspect is can choose the open of seashore and not have the reposition that covers beach, the equipment of breeding fish is put under the big water surface of wave, so just can reduces the impact of wave the equipment of breeding fish and berth.

Apparatus of the present invention just can be assembled with two people, apparatus of the present invention just install on the floating ring on the coast, before floating ring is put into the ocean, linkage editor has just been finished or before linkage editor begins, existing floating ring should be got disembarkation and come, when separating floating ring in order to ressemble the equipment of breeding fish, provide the foamed plastics of buoyancy or other material at first to unload at floating ring, each floating ring needs 2 hours approximately with two people's installation time.Like this, make floating ring be immersed in equipment in the water can be used for reducing cultivation equipment when above-mentioned ambient conditions changes totle drilling cost.

Narrate the present invention referring now to accompanying drawing with the example of a most preferred embodiment, wherein:

Fig. 1 illustrates the end view and the partial sectional view of the breed unit in the immersion water of the present invention;

Fig. 2 illustrates the top view of culturing the unit among Fig. 1;

Fig. 3 and Fig. 4 illustrate and culture the used filling device in unit among Fig. 1;

Fig. 5 and Fig. 6 illustrate and culture the first used means of deflation of unit among Fig. 1;

Fig. 7 illustrates and cultures the second used means of deflation of unit among Fig. 1;

Fig. 8 illustrates among Fig. 1 and to culture the unit and be immersed into first water surface;

Fig. 9 illustrates and is used for culturing the control module that the unit descends or promotes in the control chart 1;

Figure 10 is illustrated in the breed unit of the Fig. 1 in decline/lifting process;

Figure 11 illustrates among Fig. 1 and to culture the unit and be immersed into second water surface;

Figure 12 illustrates the breed unit that is immersed in the Fig. 1 in the water in order to prevent to freeze;

Figure 13 and Figure 14 illustrate and culture the used alternative means of deflation in unit among Fig. 1.

Fig. 1 represents the end view of apparatus of the present invention, culture unit 1 for one a floating ring 2 is arranged, this floating ring 2 has interior water wing 3 and outer water wing 4 of a tubulose,

water wing

3,4 mutually link to each other with connecting rods 5, and a passageway 6 is placed in a fence 7 then is fixed on the

water wing

3,4 on the water wing 3, a handrail 8 is positioned at the top of fence, and fence 7 best perforates are so that the decline simplification of floating ring 2 in addition.

On the optional position of

water wing

3,4 girths, be mounted with valve mechanism 10a separately, the filling of 10b, drainage arrangement 9a, 9b.Link the aerating and exhaust device 11a that the deflection of introducing a control module 17 charges and discharge the tube connector 14,15,16 of gas, 11b, 12 and 13 all be positioned at fill, drainage arrangement 9a, 9b opposite radially, above-mentioned control module 17 is from a hull 18 enterprising line operates.

Fig. 2 represents apparatus of the present invention of looking down from the top, and Fig. 2 can see aerating and

exhaust device

11a, 11b, 12a, 12b and 13a, 13b, put down the breed unit for what reach balance together, with cross fill, drainage arrangement 9a, the diameter of 9b has been minute surface symmetrical placement aerating and exhaust device 11a ', 11b ', 12a ', 12b ' and 13a ', 13b ', aerating and exhaust device 11a, 11a ' and 11b, 11b ' uses dividing plate 22a separately respectively, and the 22b branch is opened.

Ring 3 in a plurality of hoist cables 19 are linked, the number of hoist cable depends on the girth of floating ring 2, and a supporting rope 20 is linked on each hoist cable 19, and the length of supporting rope 20 can be adjusted.A float 21 is linked each supporting rope 20, and float 21 must have the buoyancy above all submergence weights of equipment.

Float 21 also is provided with one and can falls/the device (not shown) of liter each float, and this device can be a winch by hydropneumatic or motorized motions, just can avoid using crane or capstan winch by such arrangement on breeding ship.

Fig. 3 and Fig. 4 illustrate two, and alternative to have label be the filling of 10 valve mechanism, drainage arrangement 9.Fill, drainage arrangement 9 has and the pipeline section of interior water wing 3 and outer water wing 4 same sizes, this pipeline section is provided with links a hole that links to each other with a base 24, base 24 is mounted with a plate washer 25 (Fig. 3) or a flexible pipe 26 (Fig. 4) and constitutes valve 10, and baffle plate 25 and flexible pipe 26 have the task of the water-filling of switch floating ring 2.

In Fig. 5 and Fig. 6, the top view and the cutaway view of an aerating and exhaust device 11 respectively are shown, and the pipeline section with interior water wing 3 and outer water wing 4 same sizes is separately by dividing plate 22a, and 22b is separated into two chamber 11a, 11a ' and 11b, 11b ' is by the joint 27 of the connecting piece 23,23 ' (Fig. 2) of linking control module 17, deflection tube connector 14,14 ' all links chamber separately, by welding or nipple, and water wing 3 and outer water wing 4 in pipeline section is linked.

On the floating ring 2 that aerating and exhaust device 11 is positioned at and fills, drainage arrangement 9 is radially reverse, and be provided with additional aerating and exhaust device 12 in the both sides of aerating and exhaust device 11,13, Fig. 7 illustrates these aerating and exhaust devices and how to design, and these aerating and exhaust device main composition one center aerating and exhaust devices 11 still have the single chamber of a no dividing plate.

Used aerating and exhaust device 11,12,13 number and the distance between them depend on the girth of floating ring 2, aerating and exhaust device is used for balance and cultures unit 1 and guarantee its rapid venting simultaneously when descend culturing the unit, consider balance, importantly prevent dividing plate 22a, 22b (Fig. 2) ventilates between chamber, and the tolerance of each side of dividing plate just can be controlled by control module 17 like this.

Fig. 8 illustrates the breed unit 1 that is in submerged position, when normal running, a net cage (mesh bag) 30 of linking fence 7 has constituted the barrier of culturing a fish of unit 1, before immersion water, top net 31 is linked on the fence 7 of net cage 30, net cage just becomes the unit of a sealing as a result, and top net 31 should have net cage 30 identical netting twines and escapes from net cage to avoid net cage submergence water fish with identical mesh, a float 32 that fixes with top net 31 is equipped with at the center of top net 31, when culturing unit decline, float 32 rises at the center of culturing the unit.

Fig. 8 also illustrates the function how water filling and draining device 9 plays a sluice or valve, and when floating ring 2 descended, valve 25 was opened or flexible pipe 26 falls into the water, and by the counterweight 34 that hangs on the rope 33 flexible pipe is pulled down.

Fig. 9 is shown specifically control module 17, and it has a plurality of interconnected pipes by valve 35～39 controls, just uses air compressor 29 when promoting floating ring 2, and the function of control module 17 is as follows:

When venting then valve 35,36,37 and 38 stay open and valve 39 keeps closing, the air in the floating ring 2 are discharged by the valve of opening.As shown in figure 10, under the water surface when by fill, drainage arrangement 9a, 9b constitutes two independent variable air chambers when floating ring 2 water-fillings, now, just can control the balance of floating ring 2 when further descending breed unit 1.

Because a deflatable water wing is arranged, the distribution of weight imbalance of floating ring 2 will make floating ring tilt to the direction of seeing from venting part 11 1 sides so, and this just can remove all air in floating ring 2.Break away from letdown procedure and can make water in the floating ring 2 emptying rings culturing the unit at the means of deflation 12,13 and 12 ', 13 ' of means of deflation 11 each side.

Figure 10 illustrates the first of floating ring 2 declines and the decline of lifting, at dividing plate 22 and water wing 3, formed the chamber of a variable volume between 4 li the water surface, according to floating ring 2 that side of avaling, by the control valve 35 and 36 of control module 17, just can revise from two chamber air discharged by control.

The degree of depth that can just regulate floating ring 2 by the length of adjusting supporting rope 20, one first depth location is to be decided by the diameter of floating ring 2, too big crooked in the lifting/lowering process in order to reduce or remit net cage 30, the initial branch line length of adjusting should not surpass the radius of floating ring 2, when fill, drainage arrangement 9 is immersed into first depth location and means of deflation when being in the water surface, this just forms about 45 ° crooked of net cage.

Figure 11 illustrates by the float 40 that is fixed to pipe 23,23 ' termination, and how connecting piece 23,23 ' remains on upright quick condition.By promoting floating ring 2, pipe 23,23 ' just can draw and link control module 17, by to the pipe 23,24 inflate and further lifting, inflation Once you begin, and the inflation side of floating ring 2 at first surfaces, the opposition side of floating ring 2 then is suspension by supporting rope 20 and hoist cable 19 from float 21, charges into up to enough air till the

water wing

3 and 4 of floating ring 2.

Figure 12 illustrates the present invention and is used to avoid and ices the relevant problem of contact, hurdle 7 not as indicated above need the perforation, so fence 7 can play the effect of a float to whole floating ring 2, floating ring 2 can be lifted out the water surface and just can proceed normal operation like this when cold wave comes.

Figure 13 illustrates the binding by a lateral row air valve 41 usefulness aerating and exhaust devices 11 horizontal emptied of water.Figure 14 is shown specifically the side direction exhaust and how is placed in the handrail 8.

When beginning to descend floating ring 2, valve 41 is opened simultaneously with the valve of control module 17, and when floating ring 2 was about in the immersion water, valve 41 just cut out, and remaining air is then emitted by control module 17.For submergence floating ring 2, must be from the air in it of emptyings in fence 7 and the handrail 8, this 42 finishes by boring a hole.

Claims

1. one kind is provided with that a floating ring promotes and descends and cultures the device of unit (1), above-mentioned breed unit (1) has a floating ring (2), this floating ring has an interior water wing (3) and an outer water wing (4), above-mentioned water wing (3,4) is respectively equipped with a hollow inner chamber, normal condition is water-stop, culture the unit like this and just float on the surface, it is characterized in that:

At least one water wing (3,4) be equipped with the close dividing plate of at least one liquid (22a, 22b);

One first charges and discharge gas tube connector (14,23) and one second and charges and discharge gas tube connector (14 ', 23 ') and link water wing (3 respectively, 4) on one, thereby when descending, they emit air in the water wing (3,4), when promoting, they make air enter water wing (3,4);

With introduce from water filling port and the water filling and draining device (9a of the control water of discharge water, 9b), the water filling and draining device of above-mentioned control water (9a, 9b) have valve mechanism (10a, 10b) and lay respectively at inside and outside water wing (3,4) on, when descending, water can be charged into water wing (3,4), when promoting, make water discharge water wing (3,4), between the air that enters and at least one dividing plate (22), form air chamber.

2. according to the device of claim 1, it is characterized in that: more than one first charge and discharge gas tube connector (14,23) and second and charge and discharge gas tube connector (14 ', 23 ') and link on the water wing (3,4).

3. according to the device of claim 1 or 2, it is characterized in that: two water wings (3,4) all are equipped with first and charge and discharge tracheae (14,23) and second and charge and discharge gas tube connector (14 ', 23 ').

4. according to the device of claim 1, it is characterized in that: above-mentioned first tube connector (23) that charges and discharge the gas tube connector is linked on the tube connector (14), above-mentioned first charges and discharge the gas tube connector is positioned to and air is charged into and discharge is provided with water filling and draining device (9a, water wing 9b) (3,4).

5. according to the device of claim 1, it is characterized in that: also be mounted with and air is charged into respectively and discharge water wing (3,4) tube connector (15), wherein tube connector (14) is linked first air chamber, tube connector (15) is linked second air chamber, and tube connector (14,15) leads in the above-mentioned air chamber with the radial symmetric form, wherein symmetry axis by at least one dividing plate and fill, drainage arrangement (9a, 9b).

6. according to the device of claim 1, it is characterized in that: also be mounted with in above-mentioned two of tube connector (14) one segment distances and outside tube connector (16) on the water wing (3,4), wherein above-mentioned tube connector (14,15,16) distance between and quantity are determined by the diameter of floating ring (2).

7. according to the device of claim 5, it is characterized in that: above-mentioned tube connector (14) is linked on the water wing of symmetry axis one side, second tube connector (15) is connected on the water wing of symmetry axis opposite side, has valve (35,36) control module (17) flows through flowing of this pipeline in order to control, thereby controls water in each air chamber to the ratio of air.

8. according to the device of claim 6, it is characterized in that: control module (17) also comprises a shared valve (37) and a vent valve (38).

9. according to the device of claim 7, it is characterized in that: valve mechanism (10) is included in water filling and draining device (9a, 9b) flexible pipe of the deflection on (26), when normal running, above-mentioned flexible pipe (26) is positioned to and drags on the water surface, and when water-filling, this flexible pipe is immersed under water by counterweight (34).

10. according to the device of claim 7, it is characterized in that valve mechanism (10) is included in the baffle plate (25) on the base (24).